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Publicado en línea: 30 sept 2015
Páginas: 189 - 203
Recibido: 30 jun 2015
DOI: https://doi.org/10.1515/forma-2015-0016
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© by Roland Coghetto
This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License.
We are inspired by the work of Henri Cartan [16], Bourbaki [10] (TG. I Filtres) and Claude Wagschal [34]. We define the base of filter, image filter, convergent filter bases, limit filter and the filter base of tails (fr: filtre des sections).